%0 Journal Article %K Geography, Planning and Development %K Economics and Econometrics %K Development %K Sociology and Political Science %B World Development %D 2021 %G eng %I Elsevier BV %P 105257 %R 10.1016/j.worlddev.2020.105257 %T Informal mhealth at scale in Africa: Opportunities and challenges %U https://www.sciencedirect.com/science/article/pii/S0305750X20303843/pdfft?md5=5bdf6956b83936891accf00a1030910a&pid=1-s2.0-S0305750X20303843-main.pdf %V 140